Computer Studies JAMB, WAEC, NECO AND NABTEB Official Past Questions

(a) Define programming language.

(b) Write the 5 following mathematical expressions in BASIC notation:

(i) x (w + y)\(^2\) (ii) ab/cd  (ii) p = 2 (1+b).

(c) Write a simple BASIC program to calculate the area (A) of a rectangle with length (l) and breath (b).

(d) List two levels of programming language.

(a) List three criteria that are used in classifying file.

 (b) State: (i) two advantages and two disadvantages of computer files; (ii) three methods of file security.

(a) (i) Define Information and Communication Technology. (ii) State three uses of Information and Communication Technology in the banking sector.

(b) State the full meaning of the following: i) LAN; (ii) GPS; (iii) IP

(a) List: (i) three application areas of a word processing program;

(ii) three types of data item.

(b) identify program; the four data types available in Table 2.

Table 2

(a) Match each type of ICT in Table 1 with its relevant 1.

(b) List three computing devices that belong to each of (i) 19th; and (ii) 20th century periods.

Which of the following ideals is protected by copyright?

The Use of electronic systems to send an unsolicited e-mail to someone’s address is known as ______

An advantage of sequential access over serial access is that_______

Which of the following statements is not true about a computer file?

The transaction file can also be described as _______

The conversion of 11001 \(_2\) to base 10 equals_______

In hexadecimal number system, B, D, E represent_________

Given that 26 \(_10\) = X \(_2\), X is _________

Evaluate the BASIC statement:

LET Z = 4*W^2  + 2*Y
Given that W = 5 and Y = 10

The process of restarting a computer is known as ________

The Instruction fetched into the CPU is decoded by the___________

Which of the following statements is true about registers?

In changing the storage location of a file, the command to use is_______

Use Table 3 to answer the questions below

Which cells in table 3 contain numeric data with the least value?

Use Table 3 to answer the questions below

The number of cells that contain data in row 1 is_________

Use Table 3 to answer the questions below

In table 3, the content of cell C5________